const express = require('express')
const app = express()
const router = require('./router/router')
var bodyParser = require('body-parser')

app.use(bodyParser.urlencoded({ extended: false }));
app.use(bodyParser.json());

app.use('/api',router)
app.all("*", function (req, res, next) {
	//设置允许跨域的域名，*代表允许任意域名跨域
	res.header("Access-Control-Allow-Origin", "*");
	//允许的header类型
	res.header("Access-Contro1-Allow-Headers", "content-type");
	//跨域允许的请求方式
	res.header("Access-Control-Allow-Methods", "DELETE,PUT,POST,GET,OPTIONS");
    // res.header("Content-Security-Policy", "default-src http://localhost:8989")
	if (req.method.toLowerCase() == 'options ')
		res.send(200);//让options尝试请求快速结束else
	next();
})
app.listen(8989,() => {
    console.log('localhost:8989')
})